Create an antialiased virtual layout test group for font testing on Mac

LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/reset-emptyRun-expected.txt

Index: LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/reset-emptyRun-expected.txt
diff --git a/LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/reset-emptyRun-expected.txt b/LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/reset-emptyRun-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ee841cfc821b9cfea063e9191ed1ae78754026ae
--- /dev/null
+++ b/LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/reset-emptyRun-expected.txt
@@ -0,0 +1,41 @@
+layer at (0,0) size 800x600
+  RenderView at (0,0) size 800x600
+layer at (0,0) size 800x600
+  RenderBlock {HTML} at (0,0) size 800x600
+    RenderBody {BODY} at (8,8) size 784x584
+      RenderBlock {P} at (0,0) size 784x18
+        RenderText {#text} at (0,0) size 53x18
+          text run at (0,0) width 53: "Test for "
+        RenderInline {I} at (0,0) size 707x18
+          RenderInline {A} at (0,0) size 301x18 [color=#0000EE]
+            RenderText {#text} at (53,0) size 301x18
+              text run at (53,0) width 301: "http://bugs.webkit.org/show_bug.cgi?id=14758"
+          RenderText {#text} at (354,0) size 406x18
+            text run at (354,0) width 4: " "
+            text run at (358,0) width 402: "REGRESSION: Repeated text after line break on facebook.com"
+        RenderText {#text} at (760,0) size 4x18
+          text run at (760,0) width 4: "."
+      RenderBlock {P} at (0,34) size 784x18
+        RenderText {#text} at (0,0) size 233x18
+          text run at (0,0) width 233: "These two boxes should be identical:"
+      RenderBlock {DIV} at (0,68) size 76x60 [border: (3px solid #000000)]
+        RenderBlock (anonymous) at (3,3) size 70x36
+          RenderText {#text} at (0,0) size 42x18
+            text run at (0,0) width 42: "Lorem"
+          RenderInline {SPAN} at (0,0) size 38x18
+            RenderText {#text} at (0,18) size 38x18
+              text run at (0,18) width 38: "ipsum"
+          RenderText {#text} at (0,0) size 0x0
+        RenderBlock {DIV} at (3,39) size 70x18
+          RenderText {#text} at (0,0) size 33x18
+            text run at (0,0) width 33: "dolor"
+      RenderBlock (anonymous) at (0,128) size 784x18
+        RenderBR {BR} at (0,0) size 0x18
+      RenderBlock {DIV} at (0,146) size 76x60 [border: (3px solid #000000)]
+        RenderBlock (anonymous) at (3,3) size 70x36
+          RenderText {#text} at (0,0) size 42x36
+            text run at (0,0) width 42: "Lorem"
+            text run at (0,18) width 38: "ipsum"
+        RenderBlock {DIV} at (3,39) size 70x18
+          RenderText {#text} at (0,0) size 33x18
+            text run at (0,0) width 33: "dolor"